Possible Clues:

• It's checked on used cars
• Digital device
• O, begin to diddle me and see how far you have gone with it
• Oh, please have come across 'er for a number of miles
• It turned as 'e motored
• Car device that measures miles travelled
• It measures distance travelled on wheels
• This will show you how far you may go to meet in the door
• If one tore around the round roof, this would show you how far that was
• This shows how far one has gone when one tore around the dome